Home / 136,884.44-187,528.45-131,767.31

Finding the Fourth Proportional to 136,884.44, 187,528.45 and 131,767.31

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Solution

The fourth proportional to 136,884.44, 187,528.45 and 131,767.31 is: 180,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,884.44 : 187,528.45 = 131,767.31 : x
  2. Step 2: Convert to fraction form
    136,884.44/187,528.45 = 131,767.31/x
  3. Step 3: Cross multiply
    136,884.44x = 187,528.45 × 131,767.31
  4. Step 4: Simplify right side
    136,884.44x = 24,710,119,404.97
  5. Step 5: Solve for x
    x = 24,710,119,404.97/136,884.44
  6. Step 6: Final answer
    x = 180,518.10

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.